China National Standards

China 163: GB Standards List


  •  China "163:" GB Standards List:
  • Standard  Code Standard Title Standard Class Order
    GBZ/T 300.163-2018 Determination of toxic substances in workplace air - Part 163: Toluene diisocyanate
    工作场所空气有毒物质测定-第163部分:甲苯二异氰酸酯
    China National Standards
    163:

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